Shuai Zhang defeated Ayumi Morita 6-2 2-6 7-6 in the Indian Wells round of 128 on hard. The upset overturned the form book — Ayumi Morita came in leading the head-to-head 2–0. Shuai Zhang claimed a first win over Ayumi Morita in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-10-10 | Osaka | R32 | hard | Ayumi Morita | 7-6(3) 6-2 |
| 2011-02-28 | Kuala Lumpur | R16 | hard | Ayumi Morita | 6-0 6-4 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About
Averages over each player's completed matches in the selected window (200 vs 121). ATP, WTA & Challenger.